Six to Celebrate Boat Tours – July 13, Aug. 3
HDC is co-sponsoring two lighthouse boat tours with our Six to Celebrate partner, the National Lighthouse Museum. The East River and Long Island Sound on July 13, 2025, and Sandy Hook & Twin Lights on August 3, 2025.
Events, Programs, Tours
Jun 5, 2025
Events
The Restoration of the Harlem River Houses – July 10
Events, Tours
Jul 6, 2025
2025 Grassroots Preservation Awards Pictures
Events
Jun 24, 2025
Explore Fort Washington – July 21
Events, Programs, Tours
Jun 23, 2025
Stay Informed
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Programs
Explore Fort Washington – July 21
Events, Programs, Tours
Jun 23, 2025
Six to Celebrate Boat Tours – July 13, Aug. 3
Events, Programs, Tours
Jun 5, 2025
Downtown Brooklyn Scavenger Hunt – May 31
Events, Programs
May 27, 2025
2025 Grassroots Preservation Awards – June 17
Events, Programs
Apr 29, 2025
Buildings in the News
Designated Exterior and Interior Landmarks
Manhattan